| Value | Category | Cases | |
|---|---|---|---|
| 1 | I have never smoked cigarettes | 1548 |
83%
|
| 2 | Did not smoke cigarettes | 165 |
8.9%
|
| 3 | Yes | 89 |
4.8%
|
| 4 | No | 62 |
3.3%
|
| Sysmiss | 106 |